.tutorial-hero {
  background: var(--color-page);
  color: var(--color-ink);
}

.tutorial-hero .reading-wrap {
  text-align: center;
}

.tutorial-hero .eyebrow {
  justify-content: center;
}

.tutorial-hero__summary {
  max-width: 700px;
  margin: 0 auto 28px;
  color: var(--color-muted);
  font-size: 18px;
}

.tutorial-hero .button-row {
  justify-content: center;
}

.tutorial-platform-note {
  margin-top: 44px;
  text-align: left;
}

.tutorial-platform-note p {
  margin-bottom: 14px;
  color: var(--color-muted);
}

.tutorial-platform-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tutorial-platform-links a {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  padding: 6px 13px;
  border-radius: var(--radius-pill);
  background: var(--color-page);
  color: var(--color-brand-dark);
  font-weight: 700;
}

.tutorial-platform-links a:hover {
  background: var(--color-brand-soft);
  color: var(--color-brand-dark);
}

.tutorial-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 26px;
  text-align: left;
}

.tutorial-facts > div {
  display: grid;
  gap: 3px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: var(--color-panel);
  color: var(--color-ink);
}

.tutorial-facts span {
  color: var(--color-muted);
  font-size: 12px;
}

.tutorial-facts strong {
  font-family: var(--font-mono);
  font-size: 13px;
}

.tutorial-document {
  padding-top: 42px;
}

.tutorial-document .toc-shell {
  max-width: var(--reading-width);
  margin-inline: auto;
}

.tutorial-step {
  display: grid;
  grid-template-columns: 76px minmax(0, 1fr);
  gap: 24px;
  padding-top: 72px;
}

.tutorial-step:first-of-type {
  padding-top: 20px;
}

.tutorial-step__index {
  position: sticky;
  top: calc(var(--header-height) + 84px);
  display: inline-flex;
  width: 64px;
  height: 42px;
  align-items: center;
  justify-content: center;
  align-self: start;
  border-radius: var(--radius-pill);
  background: var(--color-brand);
  color: var(--color-inverse);
  font: 700 12px/1 var(--font-mono);
}

.tutorial-step__content {
  padding-bottom: 72px;
  border-bottom: 1px solid var(--color-line);
}

.tutorial-step:last-child .tutorial-step__content {
  padding-bottom: 0;
  border-bottom: 0;
}

.tutorial-step__content h2 {
  margin-top: 0;
}

.tutorial-check {
  margin-top: 28px;
  padding: 22px;
  border-radius: var(--radius-lg);
  background: var(--color-panel);
  color: var(--color-ink);
}

.tutorial-check ul {
  margin-bottom: 0;
}

.tutorial-result {
  margin-top: 30px;
  padding: 26px;
}

.tutorial-result h3 {
  margin-bottom: 14px;
}

.tutorial-result ol {
  margin: 0;
  padding-left: 1.4em;
}

.tutorial-result li + li {
  margin-top: 8px;
}

.tutorial-final-links {
  margin-top: 30px;
}

@media (max-width: 700px) {
  .tutorial-hero__summary {
    font-size: 16px;
  }

  .tutorial-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tutorial-step {
    grid-template-columns: 1fr;
    gap: 16px;
    padding-top: 58px;
  }

  .tutorial-step__index {
    position: static;
    width: max-content;
    min-width: 58px;
    padding-inline: 14px;
  }

  .tutorial-step__content {
    padding-bottom: 58px;
  }
}

@media (max-width: 420px) {
  .tutorial-facts {
    grid-template-columns: 1fr;
  }

  .tutorial-platform-links a {
    flex: 1 1 110px;
    justify-content: center;
  }

  .tutorial-check,
  .tutorial-result {
    padding: 19px;
  }
}